Step 1: Recall the full form of ISRO.
ISRO stands for Indian Space Research Organization, which is India's national space agency responsible for space exploration, satellite development, and space technology.
Step 2: ISRO’s Contribution.
ISRO has successfully launched satellites for various purposes, including communication, weather forecasting, and defense. It is known for its cost-effective space missions and satellite programs.
Step 3: Conclusion.
Thus, the correct answer is (3) Indian Space Research Organization.